Content Management System Experts in Berlin

• Built a customized MediaWiki instance, including installation, MySQL database, SSL, and automatic backups
• Set up user roles (Admin, Mod, Verified, User) and a permissions system
• FlaggedRevisions for editorial review workflows · Commenting and rating extensions

• Opt-in RAG extension over tenant-owned data sources (SharePoint, Confluence) on existing multi-tenant enterprise AI platform
• Architecture: ADRs, solution evaluations, permission strategy, cost modeling
• End-to-end SharePoint and Confluence connectors: OAuth consent flows, token refresh, metadata sync, search integration
• Permission resolution: ACL indexing at ingestion and query-time verification (document-level security)
• Elasticsearch hybrid search (semantic + keyword) with RRF scoring
• RAG chat with context injection and source citations
• Stack: Elastic Cloud, Elasticsearch, Docker, Northflank, Next.js, React, TypeScript, Prisma, Microsoft Graph API, Atlassian REST API, OAuth 2.0

• LLM-based features for automated CO₂e data extraction from unstructured documents (70% reduction)

• Agentic AI pipeline for automated Scope 3 emissions calculations with 150.000+ validated data records

• Intelligent API workflows for real-time carbon footprint calculations in ERP and ESG systems

• ML algorithms for predicting emissions hotspots and optimizing product design

• Automated data validation pipelines with NLP for quality assurance of CO₂e datasets

• Led a 15-person cross-functional team in developing 10+ AI features

• Strategic product planning and AI roadmap with 35% shorter time-to-market

• Stakeholder management with DAX companies (40% higher satisfaction, 95% retention)

• On-time project delivery with 95% budget adherence through data-driven backlog management

• Agile methods (Scrum, Kanban) with continuous AI/ML integration (25% increase in team velocity)

• Product-market fit for AI features through A/B testing and analytics (60% higher adoption rate)

• Business analysis of the Instant Win Games segment (financial, IT landscape, organization, customers)
• Gap analysis and resulting requirements, project planning, milestone planning, stakeholder management, risk analysis, project documentation, playbooks
• Successful establishment of sales activities and sales processes for Instant Win-Games

Excerpt:

• Further development of the content marketing strategy, increasing SEO website traffic via the heat pump info hub (blog) by over 300%
• Project responsibility for the website/content area and management of external agencies and service providers
• Concept and implementation of a lead nurturing strategy with an email sequence incl. lead magnet
• Setting up data tracking and reporting for the SEO area

• Training LLMs with annotation to write and design content in various areas: business, financial, novel, humor, theater.
• Built + 150 campaigns on a TikTok account, reaching +50K followers and 1,2 M likes to promote the book 'Silence, Manants' through audience building and positioning.

• Led marketing and corporate communications team (8 FTE) with budget and team responsibility to 250+ clinic customers and 150K patients, managing all aspects of marketing, brand messaging and public relations
• Led development of multi-channel demand gen and partner marketing with Sales and CSM (LinkedIn, webinars, email, field marketing, medical briefings in orthopedics, neurology, long-covid, oncology), achieving +180% leads, +120% webinar signups, +35% MQL conversion
• Architected new PLG/app marketing playbook with Product and Data to streamline and leverage product launches, achieving +150% 5-star app reviews from patients and +10 NPS
• Launched ingredient branding strategy, securing two major clinic chain partnerships and patient testimonials. Led proactive PR media and KOL campaigns (+20% sentiment)
• Introduced MarTech AI for marketing automation and campaign efficiency (SFDC, ActiveCampaign, Plausible, Figma), aligned with Legal on GDPR, PDSG, ISO:27001 compliance

• Review and creation of German-language training data for AI models, with a focus on language quality, tone of voice, and suitability for target groups.
• Design of prompts and evaluation frameworks for quality assurance of AI responses.
• Prompt design and creation of AI training content in German and English.
• Language and voice training for AI models in German.

• Context: A financial company is launching Kidstarter, a digital financial guide for parents on child savings and planning. The goal is to present complex financial topics in an accessible way and guide parents through relevant themes.

• Focus: Develop a content strategy and voice & tone guidelines as a foundation for consistent UX writing within the platform.

• Key activities:

• analyzed brand values, communication goals, and user personas

• developed a content strategy for core topic areas and content formats

• created voice & tone guidelines with concrete text examples for typical usage situations and modules

• produced initial UX-writing examples illustrating the language guidelines

• Results:

• voice & tone guidelines serve as the basis for consistent writing and editorial content in the web app

• customized GPT integration enables editors to optimize texts according to guidelines

• Developed complex React/TypeScript frontend systems for highly customizable lens products.
• Designed internal tooling for validating and managing product configuration constraints.
• Led accessibility initiatives to align customer-facing applications with EU accessibility requirements.
• Worked extensively in large legacy codebases while incrementally improving maintainability and developer experience.
• Collaborated across multiple teams in an international e-commerce environment.

AI implementation for retail, DACH

• Repositioning of the company and development of the Go-to-Market: target segments, Value Proposition and messaging architecture for the DACH retail market.
• Leadership of the brand and website relaunch across more than 100 pages, from Creative Direction and copy through UX to delivery.
• Development of the Demand Generation stack and redesign of the CRM: pipeline, lifecycle stages, lead scoring and reporting.

• Designed, built, and launched an internal event planning web application used by over 100 department leads for a large event, despite having no dedicated testing phase.

• Ensured smooth, failure-free operation during first production use, leading to the tool being adopted for future events.

• Automated catering calculations and related workflows, significantly reducing email communication and manual computation effort for meal planning.

• Managed deployment and hosting on a Linux server using Coolify, including application setup and runtime operations.

• Hired and guided a communication designer on UX while independently owning all technical decisions and implementation.

• Moss is a spend-management platform for SMEs that bundles corporate cards, web-based applications and reimbursements, AP/procurement and advanced accounting in one place.
• Splits time across Accounting, Spending and Growth tribes, handling requirements gathering, public product design, coding, testing, debugging and internal apps.
• Participates in development and maintenance of the design system/UI kit and supports tooling, documentation and developer experience.
• Builds form-heavy UIs, drawer-based editing, high-density/resilient tables with server-side filters, pagination, column configurations, CSV/Excel export and bulk operations, all wired for permissions and auditability.
• Works with complex cross-entity relationships without a single-schema solution.
• Uses React, Redux Toolkit, styled-components, react-hook-form, React PDF, Vite, Lokalise, React Testing Library and Playwright.